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const IS_EE = require('./config/helpers/is_ee_env');
const isESLint = require('./config/helpers/is_eslint');
const IS_JH = require('./config/helpers/is_jh_env');
module.exports = (path, options = {}) => {
const {
moduleNameMapper: extModuleNameMapper = {},
moduleNameMapperEE: extModuleNameMapperEE = {},
moduleNameMapperJH: extModuleNameMapperJH = {},
} = options;
const reporters = ['default'];
// To have consistent date time parsing both in local and CI environments we set
// the timezone of the Node process. https://gitlab.com/gitlab-org/gitlab-foss/merge_requests/27738
process.env.TZ = 'GMT';
if (process.env.CI) {
reporters.push([
'jest-junit',
{
outputName: './junit_jest.xml',
addFileAttribute: 'true',
},
]);
}
const glob = `${path}/**/*_spec.js`;
let testMatch = [`<rootDir>/${glob}`];
if (IS_EE) {
testMatch.push(`<rootDir>/ee/${glob}`);
}
if (IS_JH) {
testMatch.push(`<rootDir>/jh/${glob}`);
}
// workaround for eslint-import-resolver-jest only resolving in test files
// see https://github.com/JoinColony/eslint-import-resolver-jest#note
if (isESLint(module)) {
testMatch = testMatch.map((modulePath) => modulePath.replace('_spec.js', ''));
}
const TEST_FIXTURES_PATTERN = 'test_fixtures(/.*)$';
const moduleNameMapper = {
'^~(/.*)$': '<rootDir>/app/assets/javascripts$1',
'^ee_component(/.*)$':
'<rootDir>/app/assets/javascripts/vue_shared/components/empty_component.js',
'^jh_component(/.*)$':
'<rootDir>/app/assets/javascripts/vue_shared/components/empty_component.js',
'^shared_queries(/.*)$': '<rootDir>/app/graphql/queries$1',
'^ee_else_ce(/.*)$': '<rootDir>/app/assets/javascripts$1',
'^jh_else_ce(/.*)$': '<rootDir>/app/assets/javascripts$1',
'^any_else_ce(/.*)$': '<rootDir>/app/assets/javascripts$1',
'^helpers(/.*)$': '<rootDir>/spec/frontend/__helpers__$1',
'^vendor(/.*)$': '<rootDir>/vendor/assets/javascripts$1',
[TEST_FIXTURES_PATTERN]: '<rootDir>/tmp/tests/frontend/fixtures$1',
'^test_fixtures_static(/.*)$': '<rootDir>/spec/frontend/fixtures/static$1',
'\\.(jpg|jpeg|png|svg|css)$': '<rootDir>/spec/frontend/__mocks__/file_mock.js',
'emojis(/.*).json': '<rootDir>/fixtures/emojis$1.json',
'^spec/test_constants$': '<rootDir>/spec/frontend/__helpers__/test_constants',
'^jest/(.*)$': '<rootDir>/spec/frontend/$1',
'^jquery$': '<rootDir>/node_modules/jquery/dist/jquery.slim.js',
...extModuleNameMapper,
};
const collectCoverageFrom = ['<rootDir>/app/assets/javascripts/**/*.{js,vue}'];
if (IS_EE) {
const rootDirEE = '<rootDir>/ee/app/assets/javascripts$1';
Object.assign(moduleNameMapper, {
'^ee(/.*)$': rootDirEE,
'^ee_component(/.*)$': rootDirEE,
'^ee_else_ce(/.*)$': rootDirEE,
'^ee_jest/(.*)$': '<rootDir>/ee/spec/frontend/$1',
'^any_else_ce(/.*)$': rootDirEE,
'^jh_else_ee(/.*)$': rootDirEE,
[TEST_FIXTURES_PATTERN]: '<rootDir>/tmp/tests/frontend/fixtures-ee$1',
...extModuleNameMapperEE,
});
collectCoverageFrom.push(rootDirEE.replace('$1', '/**/*.{js,vue}'));
}
if (IS_JH) {
const rootDirJH = '<rootDir>/jh/app/assets/javascripts$1';
Object.assign(moduleNameMapper, {
'^jh(/.*)$': rootDirJH,
'^jh_component(/.*)$': rootDirJH,
'^jh_jest/(.*)$': '<rootDir>/jh/spec/frontend/$1',
// jh path alias https://gitlab.com/gitlab-org/gitlab/-/merge_requests/74305#note_732793956
'^jh_else_ce(/.*)$': rootDirJH,
'^jh_else_ee(/.*)$': rootDirJH,
'^any_else_ce(/.*)$': rootDirJH,
...extModuleNameMapperJH,
});
collectCoverageFrom.push(rootDirJH.replace('$1', '/**/*.{js,vue}'));
}
const coverageDirectory = () => {
if (process.env.CI_NODE_INDEX && process.env.CI_NODE_TOTAL) {
return `<rootDir>/coverage-frontend/jest-${process.env.CI_NODE_INDEX}-${process.env.CI_NODE_TOTAL}`;
}
return '<rootDir>/coverage-frontend/';
};
const gfmParserDependencies = [
'rehype-.*',
'remark-.*',
'hast*',
'unist.*',
'mdast-util-.*',
'micromark.*',
'vfile.*',
'bail',
'trough',
'unified',
'is-plain-obj',
'decode-named-character-reference',
'character-entities*',
'property-information',
'space-separated-tokens',
'comma-separated-tokens',
'web-namespaces',
'zwitch',
'html-void-elements',
'ccount',
'escape-string-regexp',
];
const transformIgnoreNodeModules = [
'@gitlab/ui',
'@gitlab/favicon-overlay',
'bootstrap-vue',
'three',
'monaco-editor',
'monaco-yaml',
'fast-mersenne-twister',
'prosemirror-markdown',
'fault',
'dateformat',
'lowlight',
...gfmParserDependencies,
];
return {
clearMocks: true,
testMatch,
moduleFileExtensions: ['js', 'json', 'vue', 'gql', 'graphql', 'yaml'],
moduleNameMapper,
collectCoverageFrom,
coverageDirectory: coverageDirectory(),
coverageReporters: ['json', 'lcov', 'text-summary', 'clover'],
// We need ignore _worker code coverage since we are manually transforming it
coveragePathIgnorePatterns: ['<rootDir>/node_modules/', '_worker\\.js$'],
cacheDirectory: '<rootDir>/tmp/cache/jest',
modulePathIgnorePatterns: ['<rootDir>/.yarn-cache/'],
reporters,
resolver: './jest_resolver.js',
setupFilesAfterEnv: [`<rootDir>/${path}/test_setup.js`, 'jest-canvas-mock'],
restoreMocks: true,
transform: {
'^.+\\.(gql|graphql)$': 'jest-transform-graphql',
'^.+_worker\\.js$': './spec/frontend/__helpers__/web_worker_transformer.js',
'^.+\\.js$': 'babel-jest',
'^.+\\.vue$': 'vue-jest',
'^.+\\.yml$': './spec/frontend/__helpers__/yaml_transformer.js',
'^.+\\.(md|zip|png)$': 'jest-raw-loader',
},
transformIgnorePatterns: [`node_modules/(?!(${transformIgnoreNodeModules.join('|')}))`],
timers: 'fake',
testEnvironment: '<rootDir>/spec/frontend/environment.js',
testEnvironmentOptions: {
IS_EE,
IS_JH,
},
};
};
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